path: root/calendar/gui/dialogs/event-editor.c

/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */

/* Evolution calendar - Event editor dialog
 *
 * Copyright (C) 2000 Ximian, Inc.
 * Copyright (C) 2001 Ximian, Inc.
 *
 * Authors: Miguel de Icaza <miguel@ximian.com>
 *          Federico Mena-Quintero <federico@ximian.com>
 *          Seth Alves <alves@hungry.com>
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of version 2 of the GNU General Public
 * License as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 */

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include <string.h>
#include <glade/glade.h>
#include <glib/gi18n.h>
#include <misc/e-dateedit.h>
#include <e-util/e-icon-factory.h>
#include <e-util/e-util-private.h>
#include <evolution-shell-component-utils.h>
#include "event-page.h"
#include "recurrence-page.h"
#include "schedule-page.h"
#include "cancel-comp.h"
#include "event-editor.h"
#include "../calendar-config.h"

struct _EventEditorPrivate {
    EventPage *event_page;
    RecurrencePage *recur_page;
    GtkWidget *recur_window;
    SchedulePage *sched_page;
    GtkWidget *sched_window;

    EMeetingStore *model;
    gboolean is_meeting;
    gboolean meeting_shown;
    gboolean updating;
};



static void event_editor_set_e_cal (CompEditor *editor, ECal *client);
static void event_editor_edit_comp (CompEditor *editor, ECalComponent *comp);
static gboolean event_editor_send_comp (CompEditor *editor, ECalComponentItipMethod method);
static void event_editor_finalize (GObject *object);

static void model_row_change_insert_cb (GtkTreeModel *model, GtkTreePath *path, GtkTreeIter *iter, gpointer data);
static void model_row_delete_cb (GtkTreeModel *model, GtkTreePath *path, gpointer data);
static gboolean window_delete_event (GtkWidget *widget, GdkEvent *event, gpointer user_data);
static void create_schedule_page (EventEditor *ee);

G_DEFINE_TYPE (EventEditor, event_editor, TYPE_COMP_EDITOR)

/* Class initialization function for the event editor */
static void
event_editor_class_init (EventEditorClass *klass)
{
    GObjectClass *gobject_class;
    CompEditorClass *editor_class;

    gobject_class = (GObjectClass *) klass;
    editor_class = (CompEditorClass *) klass;

    editor_class->set_e_cal = event_editor_set_e_cal;
    editor_class->edit_comp = event_editor_edit_comp;
    editor_class->send_comp = event_editor_send_comp;

    gobject_class->finalize = event_editor_finalize;
}

static void
init_widgets (EventEditor *ee)
{
    EventEditorPrivate *priv;

    priv = ee->priv;

    g_signal_connect((priv->model), "row_changed",
                G_CALLBACK (model_row_change_insert_cb), ee);
    g_signal_connect((priv->model), "row_inserted",
                G_CALLBACK (model_row_change_insert_cb), ee);
    g_signal_connect((priv->model), "row_deleted",
                G_CALLBACK (model_row_delete_cb), ee);
}

static void
client_changed_cb (CompEditorPage *page, ECal *client, gpointer user_data)
{
    //set_menu_sens (EVENT_EDITOR (user_data));
}

static void
menu_view_role_cb (BonoboUIComponent           *component,
              const char                  *path,
              Bonobo_UIComponent_EventType type,
              const char                  *state,
              gpointer                     user_data)
{
    EventEditor *ee = (EventEditor *) user_data;

    if (type != Bonobo_UIComponent_STATE_CHANGED)
        return;
    event_page_set_view_role (ee->priv->event_page, atoi(state));
    calendar_config_set_show_role (atoi(state));
}

static void
menu_view_status_cb (BonoboUIComponent           *component,
              const char                  *path,
              Bonobo_UIComponent_EventType type,
              const char                  *state,
              gpointer                     user_data)
{
    EventEditor *ee = (EventEditor *) user_data;

    if (type != Bonobo_UIComponent_STATE_CHANGED)
        return;

    event_page_set_view_status (ee->priv->event_page, atoi(state));
    calendar_config_set_show_status (atoi(state));
}

static void
menu_view_type_cb (BonoboUIComponent           *component,
              const char                  *path,
              Bonobo_UIComponent_EventType type,
              const char                  *state,
              gpointer                     user_data)
{
    EventEditor *ee = (EventEditor *) user_data;

    if (type != Bonobo_UIComponent_STATE_CHANGED)
        return;
    event_page_set_view_type (ee->priv->event_page, atoi(state));
    calendar_config_set_show_type (atoi(state));
}

static void
menu_view_rsvp_cb (BonoboUIComponent           *component,
              const char                  *path,
              Bonobo_UIComponent_EventType type,
              const char                  *state,
              gpointer                     user_data)
{
    EventEditor *ee = (EventEditor *) user_data;

    if (type != Bonobo_UIComponent_STATE_CHANGED)
        return;
    event_page_set_view_rsvp (ee->priv->event_page, atoi(state));
    calendar_config_set_show_rsvp (atoi(state));
}

static void
menu_action_alarm_cb (BonoboUIComponent           *component,
              const char                  *path,
              Bonobo_UIComponent_EventType type,
              const char                  *state,
              gpointer                     user_data)
{
    EventEditor *ee = (EventEditor *) user_data;

    event_page_show_alarm (ee->priv->event_page);
}

static void
menu_show_time_busy_cb (BonoboUIComponent           *component,
                const char                  *path,
                Bonobo_UIComponent_EventType type,
                const char                  *state,
                gpointer                     user_data)
{
    EventEditor *ee = (EventEditor *) user_data;

    if (type != Bonobo_UIComponent_STATE_CHANGED)
        return;

    event_page_set_show_time_busy (ee->priv->event_page, atoi(state));
}

static void
menu_all_day_event_cb (BonoboUIComponent           *component,
              const char                  *path,
              Bonobo_UIComponent_EventType type,
              const char                  *state,
              gpointer                     user_data)
{
    EventEditor *ee = (EventEditor *) user_data;

    if (type != Bonobo_UIComponent_STATE_CHANGED)
        return;
    event_page_set_all_day_event (ee->priv->event_page, atoi(state));
}

static void
menu_show_time_zone_cb (BonoboUIComponent           *component,
               const char                  *path,
               Bonobo_UIComponent_EventType type,
               const char                  *state,
               gpointer                     user_data)
{
    EventEditor *ee = (EventEditor *) user_data;

    if (type != Bonobo_UIComponent_STATE_CHANGED)
        return;
    event_page_set_show_timezone (ee->priv->event_page, atoi(state));
    calendar_config_set_show_timezone (atoi(state));
}

static void
menu_show_categories_cb (BonoboUIComponent           *component,
               const char                  *path,
               Bonobo_UIComponent_EventType type,
               const char                  *state,
               gpointer                     user_data)
{
    EventEditor *ee = (EventEditor *) user_data;

    if (type != Bonobo_UIComponent_STATE_CHANGED)
        return;

    event_page_set_show_categories (ee->priv->event_page, atoi(state));
    calendar_config_set_show_categories (atoi(state));
}

static void
menu_class_public_cb (BonoboUIComponent          *ui_component,
             const char                  *path,
             Bonobo_UIComponent_EventType type,
             const char                  *state,
             gpointer             user_data)
{
    EventEditor *ee = (EventEditor *) user_data;
    if (state[0] == '0')
        return;

    comp_editor_page_notify_changed (COMP_EDITOR_PAGE (ee->priv->event_page));

    event_page_set_classification (ee->priv->event_page, E_CAL_COMPONENT_CLASS_PUBLIC);
}

static void
menu_class_private_cb (BonoboUIComponent          *ui_component,
              const char                  *path,
              Bonobo_UIComponent_EventType type,
              const char                  *state,
              gpointer             user_data)
{
    EventEditor *ee = (EventEditor *) user_data;
    if (state[0] == '0')
        return;

    comp_editor_page_notify_changed (COMP_EDITOR_PAGE (ee->priv->event_page));

    event_page_set_classification (ee->priv->event_page, E_CAL_COMPONENT_CLASS_PRIVATE);
}

static void
menu_class_confidential_cb (BonoboUIComponent          *ui_component,
                   const char                  *path,
                   Bonobo_UIComponent_EventType type,
                   const char                  *state,
                   gpointer         user_data)
{
    EventEditor *ee = (EventEditor *) user_data;
    if (state[0] == '0')
        return;

    comp_editor_page_notify_changed (COMP_EDITOR_PAGE (ee->priv->event_page));

    event_page_set_classification (ee->priv->event_page, E_CAL_COMPONENT_CLASS_CONFIDENTIAL);
}

static void
menu_action_recurrence_cb (BonoboUIComponent           *ui_component,
                   const char                  *path,
                   Bonobo_UIComponent_EventType type,
                   const char                  *state,
                   gpointer         user_data)
{
    EventEditor *ee = (EventEditor *) user_data;

    gtk_widget_show (ee->priv->recur_window);
}

static void
menu_action_freebusy_cb (BonoboUIComponent           *ui_component,
                 const char                  *path,
                 Bonobo_UIComponent_EventType type,
                 const char                  *state,
                 gpointer           user_data)
{
    EventEditor *ee = (EventEditor *) user_data;

    if (!ee->priv->sched_window)
        create_schedule_page (ee);
    else
        gtk_widget_show (ee->priv->sched_window);
}

static void
menu_action_alarm_cmd (BonoboUIComponent *uic,
            void *data,
            const char *path)
{
    EventEditor *ee = (EventEditor *) data;

    event_page_show_alarm (ee->priv->event_page);
}

static void
menu_all_day_event_cmd (BonoboUIComponent *uic,
                    void *data,
                const char *path)
{
    /* TODO
    EventEditor *ee = (EventEditor *) data;

    event_page_set_all_day_event (ee->priv->event_page, atoi(state));*/
}

static void
menu_show_time_zone_cmd (BonoboUIComponent *uic,
                     void *data,
                 const char *path)
{
    /* TODO
    EventEditor *ee = (EventEditor *) data;

    event_page_set_show_timezone (ee->priv->event_page, atoi(state));
    calendar_config_set_show_timezone (atoi(state)); */
}

static void
menu_action_recurrence_cmd (BonoboUIComponent *uic,
               void *data,
               const char *path)
{
    EventEditor *ee = (EventEditor *) data;

    gtk_widget_show (ee->priv->recur_window);
}

static void
create_schedule_page (EventEditor *ee)
{
    ENameSelector *name_selector;
    EventEditorPrivate *priv;
    ECal *ecal = NULL;

    priv = ee->priv;

    priv->sched_window = gtk_dialog_new_with_buttons (_("Free/Busy"),
            (GtkWindow *) ee, GTK_DIALOG_MODAL,
            "gtk-close", GTK_RESPONSE_CLOSE,
            NULL);
    priv->sched_page = schedule_page_new (priv->model);
    g_object_ref_sink (priv->sched_page);
    gtk_container_add (GTK_CONTAINER (GTK_DIALOG(priv->sched_window)->vbox), comp_editor_page_get_widget (COMP_EDITOR_PAGE (priv->sched_page)));

    g_signal_connect (priv->sched_window, "response", G_CALLBACK(gtk_widget_hide), NULL);
    g_signal_connect ((GtkWidget *) priv->sched_window, "delete-event", G_CALLBACK(window_delete_event), NULL);
    name_selector = event_page_get_name_selector (priv->event_page);
    schedule_page_set_name_selector (priv->sched_page, name_selector);

    ecal = comp_editor_get_e_cal (COMP_EDITOR (ee));
    comp_editor_page_set_e_cal (COMP_EDITOR_PAGE (priv->sched_page), ecal);
    comp_editor_append_page (COMP_EDITOR (ee), COMP_EDITOR_PAGE (priv->sched_page), NULL, FALSE);
    schedule_page_update_free_busy (priv->sched_page);

    gtk_widget_show_all (priv->sched_window);

}

static void
menu_action_freebusy_cmd (BonoboUIComponent *uic,
             void *data,
             const char *path)
{
    EventEditor *ee = (EventEditor *) data;

    if (!ee->priv->sched_window)
        create_schedule_page (ee);
    else
        gtk_widget_show (ee->priv->sched_window);
}

static void
menu_insert_send_options_cmd (BonoboUIComponent *uic,
             void *data,
             const char *path)
{
    EventEditor *ee = (EventEditor *) data;

    event_page_sendoptions_clicked_cb (ee->priv->event_page);
}

static BonoboUIVerb verbs [] = {
    BONOBO_UI_VERB ("ActionAlarm", menu_action_alarm_cmd),
    BONOBO_UI_VERB ("ActionAllDayEvent", menu_all_day_event_cmd),
    BONOBO_UI_VERB ("ViewTimeZone", menu_show_time_zone_cmd),
    BONOBO_UI_VERB ("ActionRecurrence", menu_action_recurrence_cmd),
    BONOBO_UI_VERB ("ActionFreeBusy", menu_action_freebusy_cmd),
    BONOBO_UI_VERB ("InsertSendOptions", menu_insert_send_options_cmd),

    BONOBO_UI_VERB_END
};

static EPixmap pixmaps[] = {
    /* NOTE: If adding removing elements in this array, make sure
     * the indexes of the two elements where the pathname to the
     * icons is filled in at run-time in event_editor_init() are
     * updated, too.
     */
    E_PIXMAP ("/commands/ActionAlarm", "stock_alarm", E_ICON_SIZE_MENU),
    E_PIXMAP ("/commands/ActionRecurrence", "stock_task-recurring", E_ICON_SIZE_MENU),

    E_PIXMAP ("/Toolbar/ActionAlarm", "stock_alarm", E_ICON_SIZE_LARGE_TOOLBAR),
    E_PIXMAP ("/Toolbar/ActionAllDayEvent", "stock_new-24h-appointment", E_ICON_SIZE_LARGE_TOOLBAR),
    E_PIXMAP ("/Toolbar/ViewTimeZone", "stock_timezone", E_ICON_SIZE_LARGE_TOOLBAR),
    E_PIXMAP ("/Toolbar/ActionRecurrence", "stock_task-recurring", E_ICON_SIZE_LARGE_TOOLBAR),

    /* These two will have an absolute path to the png file filled
     * in at run-time, see event_editor_init().
     */
    E_PIXMAP ("/Toolbar/ActionFreeBusy", NULL, E_ICON_SIZE_LARGE_TOOLBAR),
    E_PIXMAP ("/commands/ActionFreeBusy", NULL, E_ICON_SIZE_MENU),
    E_PIXMAP_END
};

/* Object initialization function for the event editor */
static void
event_editor_init (EventEditor *ee)
{
    EventEditorPrivate *priv;
    CompEditor *editor = COMP_EDITOR(ee);
    gboolean status;
    char *xmlfile;

    priv = g_new0 (EventEditorPrivate, 1);
    ee->priv = priv;

    priv->model = E_MEETING_STORE (e_meeting_store_new ());
    priv->meeting_shown = TRUE;
    priv->updating = FALSE;
    priv->is_meeting = FALSE;

    bonobo_ui_component_freeze (editor->uic, NULL);

    bonobo_ui_component_add_verb_list_with_data (editor->uic, verbs, ee);

    xmlfile = g_build_filename (EVOLUTION_UIDIR,
                    "evolution-event-editor.xml",
                    NULL);
    bonobo_ui_util_set_ui (editor->uic, PREFIX,
                   xmlfile,
                   "evolution-event-editor", NULL);
    g_free (xmlfile);

    /* Hide send options */
    bonobo_ui_component_set_prop (
        editor->uic, "/commands/InsertSendOptions",
        "hidden", "1", NULL);

    /* Show hide the status fields */
    status = calendar_config_get_show_status ();
    bonobo_ui_component_set_prop (
        editor->uic, "/commands/ViewStatus",
        "state", status ? "1" : "0", NULL);
    bonobo_ui_component_add_listener (
        editor->uic, "ViewStatus",
        menu_view_status_cb, editor);

    /* Show hide the type fields */
    status = calendar_config_get_show_type ();
    bonobo_ui_component_set_prop (
        editor->uic, "/commands/ViewType",
        "state", status ? "1" : "0", NULL);
    bonobo_ui_component_add_listener (
        editor->uic, "ViewType",
        menu_view_type_cb, editor);

    /* Show hide the role fields */
    status = calendar_config_get_show_role ();
    bonobo_ui_component_set_prop (
        editor->uic, "/commands/ViewRole",
        "state", status ? "1" : "0", NULL);
    bonobo_ui_component_add_listener (
        editor->uic, "ViewRole",
        menu_view_role_cb, editor);

    /* Show hide the rsvp fields */
    status = calendar_config_get_show_rsvp ();
    bonobo_ui_component_set_prop (
        editor->uic, "/commands/ViewRSVP",
        "state", status ? "1" : "0", NULL);
    bonobo_ui_component_add_listener (
        editor->uic, "ViewRSVP",
        menu_view_rsvp_cb, editor);

    bonobo_ui_component_add_listener (
        editor->uic, "ActionAlarm",
        menu_action_alarm_cb, editor);

    bonobo_ui_component_add_listener (
        editor->uic, "ActionAllDayEvent",
        menu_all_day_event_cb, editor);

    bonobo_ui_component_add_listener (
        editor->uic, "ActionShowTimeBusy",
        menu_show_time_busy_cb, editor);

    status = calendar_config_get_show_timezone ();
    bonobo_ui_component_set_prop (
        editor->uic, "/commands/ViewTimeZone",
        "state", status ? "1" : "0", NULL);
    bonobo_ui_component_add_listener (
        editor->uic, "ViewTimeZone",
        menu_show_time_zone_cb, editor);

    status = calendar_config_get_show_categories ();
    bonobo_ui_component_set_prop (
        editor->uic, "/commands/ViewCategories",
        "state", status ? "1" : "0", NULL);
    bonobo_ui_component_add_listener (
        editor->uic, "ViewCategories",
        menu_show_categories_cb, editor);

    bonobo_ui_component_set_prop (
        editor->uic, "/commands/ActionClassPublic",
        "state", "1", NULL);
    bonobo_ui_component_add_listener (
        editor->uic, "ActionClassPublic",
        menu_class_public_cb, editor);
    bonobo_ui_component_add_listener (
        editor->uic, "ActionClassPrivate",
        menu_class_private_cb, editor);
    bonobo_ui_component_add_listener (
        editor->uic, "ActionClassConfidential",
        menu_class_confidential_cb, editor);

    bonobo_ui_component_add_listener (
        editor->uic, "ActionRecurrence",
        menu_action_recurrence_cb, editor);
    bonobo_ui_component_add_listener (
        editor->uic, "ActionFreeBusy",
        menu_action_freebusy_cb, editor);

    /* NOTE: Make sure the 6 and 7 below correspond to the correct
     * elements in the pixmaps array.
     */
    if (!pixmaps[6].name) {
        pixmaps[6].name = g_build_filename (EVOLUTION_ICONSDIR, "query-free-busy.png", NULL);
        pixmaps[7].name = g_build_filename (EVOLUTION_ICONSDIR, "query-free-busy.png", NULL);
    }
    e_pixmaps_update (editor->uic, pixmaps);

    bonobo_ui_component_thaw (editor->uic, NULL);

    comp_editor_set_help_section (COMP_EDITOR (ee), "usage-calendar-apts");
}

/* Handler for the delete event. It hides the window without destroying it.
   Connected to the recur dialog and Free busy dialog */
static gboolean
window_delete_event (GtkWidget *widget, GdkEvent *event, gpointer user_data)
{
    gtk_widget_hide (widget);

    return TRUE;
}

EventEditor *
event_editor_construct (EventEditor *ee, ECal *client)
{
    EventEditorPrivate *priv;
    CompEditor *editor = COMP_EDITOR (ee);
    guint32 flags = comp_editor_get_flags (editor);

    priv = ee->priv;

    priv->event_page = event_page_new (priv->model, client, COMP_EDITOR(ee)->uic);
    g_object_ref_sink (priv->event_page);
    comp_editor_append_page (COMP_EDITOR (ee),
                 COMP_EDITOR_PAGE (priv->event_page),
                 _("Appoint_ment"), TRUE);
    g_signal_connect (G_OBJECT (priv->event_page), "client_changed",
              G_CALLBACK (client_changed_cb), ee);

    priv->recur_window = gtk_dialog_new_with_buttons (_("Recurrence"),
                              (GtkWindow *) ee, GTK_DIALOG_MODAL,
                              "gtk-close", GTK_RESPONSE_CLOSE,
                              NULL);
    g_signal_connect (priv->recur_window, "response", G_CALLBACK (gtk_widget_hide), NULL);
    g_signal_connect ((GtkWidget *) priv->recur_window, "delete-event", G_CALLBACK(window_delete_event), NULL);
    priv->recur_page = recurrence_page_new ();
    g_object_ref_sink (priv->recur_page);
    gtk_container_add ((GtkContainer *) (GTK_DIALOG (priv->recur_window)->vbox),
            comp_editor_page_get_widget (COMP_EDITOR_PAGE (priv->recur_page)));
    gtk_widget_show_all (gtk_bin_get_child (GTK_BIN (priv->recur_window)));
    comp_editor_append_page (COMP_EDITOR (ee), COMP_EDITOR_PAGE (priv->recur_page), NULL, FALSE);
    if (priv->is_meeting) {

        if (e_cal_get_static_capability (client, CAL_STATIC_CAPABILITY_REQ_SEND_OPTIONS))
            event_page_show_options (priv->event_page);

        comp_editor_set_group_item (COMP_EDITOR (ee), TRUE);
        if (!((flags & COMP_EDITOR_USER_ORG) || (flags & COMP_EDITOR_DELEGATE)|| (flags & COMP_EDITOR_NEW_ITEM)))
            bonobo_ui_component_set_prop (editor->uic, "/commands/ActionFreeBusy", "hidden", "1", NULL);

        event_page_set_meeting (priv->event_page, TRUE);
        priv->meeting_shown=TRUE;
    } else {
        bonobo_ui_component_set_prop (editor->uic, "/commands/ActionFreeBusy", "hidden", "1", NULL);
        bonobo_ui_component_set_prop (editor->uic, "/commands/ViewAttendee", "hidden", "1", NULL);
        bonobo_ui_component_set_prop (editor->uic, "/commands/ViewRole", "hidden", "1", NULL);
        bonobo_ui_component_set_prop (editor->uic, "/commands/ViewRSVP", "hidden", "1", NULL);
        bonobo_ui_component_set_prop (editor->uic, "/commands/ViewType", "hidden", "1", NULL);
        bonobo_ui_component_set_prop (editor->uic, "/commands/ViewStatus", "hidden", "1", NULL);
        bonobo_ui_component_set_prop (editor->uic, "/menu/View/AttendeeOptions/timezonesep", "hidden", "1", NULL);
    }

    comp_editor_set_e_cal (COMP_EDITOR (ee), client);

    init_widgets (ee);
    gtk_window_set_default_size (GTK_WINDOW (ee), 300, 225);

    return ee;
}

static void
event_editor_set_e_cal (CompEditor *editor, ECal *client)
{
    EventEditor *ee;
    EventEditorPrivate *priv;

    ee = EVENT_EDITOR (editor);
    priv = ee->priv;

    e_meeting_store_set_e_cal (priv->model, client);

    if (COMP_EDITOR_CLASS (event_editor_parent_class)->set_e_cal)
        COMP_EDITOR_CLASS (event_editor_parent_class)->set_e_cal (editor, client);
}

static void
event_editor_edit_comp (CompEditor *editor, ECalComponent *comp)
{
    EventEditor *ee;
    EventEditorPrivate *priv;
    ECalComponentOrganizer organizer;
    gboolean delegate;
    ECalComponentDateTime dtstart, dtend;
    ECal *client;
    GSList *attendees = NULL;

    ee = EVENT_EDITOR (editor);
    priv = ee->priv;

    priv->updating = TRUE;
    delegate = (comp_editor_get_flags (COMP_EDITOR (editor)) & COMP_EDITOR_DELEGATE);

    if (priv->sched_page) {
        e_cal_component_get_dtstart (comp, &dtstart);
        e_cal_component_get_dtend (comp, &dtend);

        schedule_page_set_meeting_time (priv->sched_page, dtstart.value, dtend.value);

        e_cal_component_free_datetime (&dtstart);
        e_cal_component_free_datetime (&dtend);
    }

    if (COMP_EDITOR_CLASS (event_editor_parent_class)->edit_comp)
        COMP_EDITOR_CLASS (event_editor_parent_class)->edit_comp (editor, comp);

    client = comp_editor_get_e_cal (COMP_EDITOR (editor));

    /* Get meeting related stuff */
    e_cal_component_get_organizer (comp, &organizer);
    e_cal_component_get_attendee_list (comp, &attendees);

    /* Set up the attendees */
    if (attendees != NULL) {
        GSList *l;
        int row;
        char *user_email;
        user_email = itip_get_comp_attendee (comp, client);

        if (!priv->meeting_shown) {
            bonobo_ui_component_set_prop (editor->uic, "/commands/ActionFreeBusy", "hidden", "0", NULL);
        }

        if (!(delegate && e_cal_get_static_capability (client, CAL_STATIC_CAPABILITY_DELEGATE_TO_MANY))) {
            for (l = attendees; l != NULL; l = l->next) {
                ECalComponentAttendee *ca = l->data;
                EMeetingAttendee *ia;

                if (delegate && !g_str_equal (itip_strip_mailto (ca->value), user_email))
                    continue;

                ia = E_MEETING_ATTENDEE (e_meeting_attendee_new_from_e_cal_component_attendee (ca));

                /* If we aren't the organizer or the attendee is just delegated, don't allow editing */
                if (!comp_editor_get_user_org (editor) || e_meeting_attendee_is_set_delto (ia))
                    e_meeting_attendee_set_edit_level (ia,  E_MEETING_ATTENDEE_EDIT_NONE);

                event_page_add_attendee (priv->event_page, ia);

                g_object_unref (ia);
            }

            /* If we aren't the organizer we can still change our own status */
            if (!comp_editor_get_user_org (editor)) {
                EAccountList *accounts;
                EAccount *account;
                EIterator *it;

                accounts = itip_addresses_get ();
                for (it = e_list_get_iterator((EList *)accounts);e_iterator_is_valid(it);e_iterator_next(it)) {
                    EMeetingAttendee *ia;

                    account = (EAccount*)e_iterator_get(it);

                    ia = e_meeting_store_find_attendee (priv->model, account->id->address, &row);
                    if (ia != NULL)
                        e_meeting_attendee_set_edit_level (ia, E_MEETING_ATTENDEE_EDIT_STATUS);
                }
                g_object_unref(it);
            } else if (e_cal_get_organizer_must_attend (client)) {
                EMeetingAttendee *ia;

                ia = e_meeting_store_find_attendee (priv->model, organizer.value, &row);
                if (ia != NULL)
                    e_meeting_attendee_set_edit_level (ia, E_MEETING_ATTENDEE_EDIT_NONE);
            }
        }

        event_page_set_meeting (priv->event_page, TRUE);
        priv->meeting_shown = TRUE;
    }
    e_cal_component_free_attendee_list (attendees);

    comp_editor_set_needs_send (COMP_EDITOR (ee), priv->meeting_shown && (itip_organizer_is_user (comp, client) || itip_sentby_is_user (comp)));

    priv->updating = FALSE;
}

static gboolean
event_editor_send_comp (CompEditor *editor, ECalComponentItipMethod method)
{
    EventEditor *ee = EVENT_EDITOR (editor);
    EventEditorPrivate *priv;
    ECalComponent *comp = NULL;

    priv = ee->priv;

    /* Don't cancel more than once or when just publishing */
    if (method == E_CAL_COMPONENT_METHOD_PUBLISH ||
        method == E_CAL_COMPONENT_METHOD_CANCEL)
        goto parent;

    comp = event_page_get_cancel_comp (priv->event_page);
    if (comp != NULL) {
        ECal *client;
        gboolean result;

        client = e_meeting_store_get_e_cal (priv->model);
        result = itip_send_comp (E_CAL_COMPONENT_METHOD_CANCEL, comp,
                client, NULL, NULL, NULL);
        g_object_unref (comp);

        if (!result)
            return FALSE;
        else
            return TRUE;
    }

 parent:
    if (COMP_EDITOR_CLASS (event_editor_parent_class)->send_comp)
        return COMP_EDITOR_CLASS (event_editor_parent_class)->send_comp (editor, method);

    return FALSE;
}

/* Destroy handler for the event editor */
static void
event_editor_finalize (GObject *object)
{
    EventEditor *ee;
    EventEditorPrivate *priv;

    g_return_if_fail (object != NULL);
    g_return_if_fail (IS_EVENT_EDITOR (object));

    ee = EVENT_EDITOR (object);
    priv = ee->priv;

    if (priv->event_page) {
        g_object_unref (priv->event_page);
        priv->event_page = NULL;
    }

    if (priv->recur_page) {
        g_object_unref (priv->recur_page);
        priv->recur_page = NULL;
    }

    if (priv->sched_page) {
        g_object_unref (priv->sched_page);
        priv->sched_page = NULL;
    }

    if (priv->model) {
        g_object_unref (priv->model);
        priv->model = NULL;
    }

    g_free (priv);

    if (G_OBJECT_CLASS (event_editor_parent_class)->finalize)
        (* G_OBJECT_CLASS (event_editor_parent_class)->finalize) (object);
}

/**
 * event_editor_new:
 * @client: a ECal
 *
 * Creates a new event editor dialog.
 *
 * Return value: A newly-created event editor dialog, or NULL if the event
 * editor could not be created.
 **/
EventEditor *
event_editor_new (ECal *client, CompEditorFlags flags)
{
    EventEditor *ee;

    ee = EVENT_EDITOR (g_object_new (TYPE_EVENT_EDITOR, NULL));
    ee->priv->is_meeting = flags & COMP_EDITOR_MEETING;
    comp_editor_set_flags (COMP_EDITOR (ee), flags);
    return event_editor_construct (ee, client);
}

static void
show_meeting (EventEditor *ee)
{
    EventEditorPrivate *priv;
    CompEditor *editor = COMP_EDITOR (ee);
    CompEditorFlags flags = comp_editor_get_flags (editor);

    priv = ee->priv;

    event_page_set_meeting (priv->event_page, TRUE);
    if (!priv->meeting_shown) {
        bonobo_ui_component_set_prop (editor->uic, "/commands/ActionFreeBusy", "hidden", "0", NULL);

        priv->meeting_shown = TRUE;

        comp_editor_set_changed (COMP_EDITOR (ee), FALSE);
        comp_editor_set_needs_send (COMP_EDITOR (ee), priv->meeting_shown);
    }

    if (!(flags & COMP_EDITOR_NEW_ITEM) && !(flags & COMP_EDITOR_USER_ORG))
        gtk_drag_dest_unset (GTK_WIDGET (editor));
}

void
event_editor_show_meeting (EventEditor *ee)
{
    g_return_if_fail (ee != NULL);
    g_return_if_fail (IS_EVENT_EDITOR (ee));

    show_meeting (ee);
}

static void
model_changed (EventEditor *ee)
{
    if (!ee->priv->updating) {
        comp_editor_set_changed (COMP_EDITOR (ee), TRUE);
        comp_editor_set_needs_send (COMP_EDITOR (ee), TRUE);
    }
}

static void
model_row_change_insert_cb (GtkTreeModel *model, GtkTreePath *path, GtkTreeIter *iter, gpointer data)
{
    model_changed (EVENT_EDITOR (data));
}

static void
model_row_delete_cb (GtkTreeModel *model, GtkTreePath *path, gpointer data)
{
    model_changed (EVENT_EDITOR (data));
}